/*
 * Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
 * under one or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information regarding copyright
 * ownership. Camunda licenses this file to you under the Apache License,
 * Version 2.0; you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.camunda.bpm.example.modelapi;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

import org.camunda.bpm.engine.impl.cmmn.model.CmmnActivity;
import org.camunda.bpm.engine.impl.cmmn.transformer.AbstractCmmnTransformListener;
import org.camunda.bpm.model.cmmn.instance.ExtensionElements;
import org.camunda.bpm.model.cmmn.instance.HumanTask;
import org.camunda.bpm.model.cmmn.instance.PlanItem;

/**
 * @author Thorben Lindhauer
 *
 */
public class KPITransformListener extends AbstractCmmnTransformListener {

  public static final List<KPIElement> PARSED_KPI_ELEMENTS = new ArrayList<KPIElement>();

  @Override
  public void transformHumanTask(PlanItem planItem, HumanTask humanTask, CmmnActivity activity) {
    ExtensionElements extensionElements = humanTask.getExtensionElements();

    Collection<KPIElement> kpiElements = extensionElements.getChildElementsByType(KPIElement.class);
    for (KPIElement kpiElement : kpiElements) {
      PARSED_KPI_ELEMENTS.add(kpiElement);
    }
  }

  public static void clear() {
    PARSED_KPI_ELEMENTS.clear();
  }
}
